By Hendrikus Egidius Antonia van den Akker; J J Derksen
Generally, fluid blending and the comparable multiphase contacting techniques have continually been considered as an empirical expertise. Many points of combining, dispersing and contacting have been with regards to strength draw, yet figuring out of the phenomena used to be restricted or qualitative on the such a lot. specifically over the past decade, in spite of the fact that, plant operation goals have tightened and product requirements became stricter. the general public information as to security and environmental hygiene has elevated. The force in the direction of greater levels of sustainability within the procedure industries has advised for reduce quantities of solvents and for better yields and better selectivities in chemical reactors. All this has ended in a
Read Online or Download 10th European Conference on Mixing: proceedings of the 10th European conference, Delft, the Netherlands, July 2-5, 2000 PDF
Similar fluid dynamics books
Turbomachines are these during which power is transferred to or from a constantly relocating fluid by means of the movement of a rotating aspect. probably the most universal and critical machines utilized in engineering and fall into this class, together with these which soak up strength (and thereby elevate fluid pressure), comparable to fanatics, compressors and pumps.
This quantity emphasizes basic innovations, either at the improvement of mathematical types of fracture phenomena and at the research of those versions. instances concerning tension waves impinging on cracks, tractions unexpectedly utilized to the faces of cracks, and swift crack development and arrest are thought of intimately.
Those court cases comprise the papers awarded on the 4th overseas Symposium on Engineering Turbulence Modelling and Measurements held at Ajaccio, Corsica, France from 24-26 may perhaps 1999. It follows 3 earlier meetings related to engineering turbulence modelling and measurements. the aim of this sequence of symposia is to supply a discussion board for featuring and discussing new advancements within the sector of turbulence modelling and measurements, with specific emphasis on engineering-related difficulties.
Книга предназначена для инженерно-технических работников, занимающихся автоматизацией производственных процессов в различных отраслях народного хозяйства. Справочник содержит теоретические основы, описание и анализ работы промышленных приборов для измерения расхода и количества жидкости, газа, пара и многофазных веществ.
- Supercritical Fluid Extraction and Chromatography: Techniques and Applications (Acs Symposium Series)
- Spectral Problems Associated with Corner Singularities of Solutions to Elliptic Equations (Mathematical Surveys and Monographs)
- Theoretical and Applied Aerodynamics: and Related Numerical Methods
- Chemical Engineering Volume 1, Sixth Edition: Fluid Flow, Heat Transfer and Mass Transfer (Coulson & Richardson's Chemical Engineering)
Extra resources for 10th European Conference on Mixing: proceedings of the 10th European conference, Delft, the Netherlands, July 2-5, 2000
Criteria for Assessing Fully Developed Turbulence Figure 2 shows the dimensionless similarity profile for the three-dimensional wail jet in a stirred tank. In this figure, the x-axis is the dimensionless distance from the wall (rl=y/bl/2) and the y-axis is the axial velocity made dimensionless with the local maximum velocity in the wall jet (u/urn). The classical exponential profile (Glauert 1956) could not be used here because the velocity in this wall jet passes through zero, whereas the classical profile, developed for a stagnant surrounding fluid, asymptotically approaches zero.
Establishing a relation between P0 and the pumping capacity of impellers - as expressed by F1 - is however difficult, primarily because of the manner in which most available data have been obtained: as ensemble-averages over 360 ~ of revolution and in different distances from the blade tip in different investigations. This is illustrated in Figure 3, where the variation of P0 with F1 for 30 impellers from published data is shown. The data in Figure 3 exhibit considerable scatter. A more appropriate way to characterise impeller pumping capacity is the secondary or circulation flow number, F1c, which accounts for the entrainment into the impeller stream caused by blade design.
1. 14. M. S. S. B. Tatterson, Chem. Eng. , 10 (1981) 205. i5. B. Fasano, A. R. Penney, ChemicalEngineering, August 1994. 16. M. E. Wood, Chem. Eng. , 48 (1993) 1761. 17. M. Sch~ifer, M. Yianneskis, P. W~ichter and F. , 44 (1998) 1233. 18. J. C. R. Paul and M. Yianneskis, Trans. I. Chem. , (1999). 19. W. W. Nienow, S. Chatwin and M. Cooke, Chem. Eng. , 42 (1987) 317. 20. K. S. C. Lee & M. Yianneskis, Trans. , 74 (1996) 369. 21. -M. -S. Yang, Can. J. Chem. Engng. 76 (1998) 556. 22. B. S. S. Brodkey, Chem.